Philodendron granulare Croat
  • Ann. Missouri Bot. Gard. 84: 451 (1997) 

Notes: Distribution: Panama (Darién)

General Description

Hemiepiphytic vine; internodes semiglossy, 3.5--4 cm long, ca. 1 cm diam., longer than broad, drying light brown, epidermis longitudinally deeply ridged, finely striate on magnification and densely granular to almost scabrous (but not harsh to the touch), the vestiture raised to ca. 1.5--2 times longer than wide; roots drying dark brown, <15 cm long, 1 mm diam., few per node; cataphylls 15 cm long, sharply 2-ribbed, (ribs low), green, deciduous. LEAVES with petioles 8--9 cm long, 7--8 mm diam., convex with acute margins adaxially, drying dark brown and somewhat sulcate adaxially with distinct acute marginal rib; sheath short, inconspicuous, 1--2 cm long, for <0.25 its petiole length; blades oblong-oblanceolate, acuminate at apex, weakly cordate at base, 19--28 cm long, 4--6 cm wide (3.8--4.7 times longer than wide), upper surface medium green, weakly glossy, drying dark brown, lower surface slightly paler, drying yellowish brown; midrib flat, concolorous above, convex, slightly paler than surface below; basal veins 1--2 per side, with 1--2 pairs free to base, indistinct; primary lateral veins 5--6-per side, weakly sunken above, convex, slightly paler than surface, drying paler below; minor veins moderately obsure, barely visible on drying, the larger weakly undulate, arising from the midrib only, secretory canals appearing on magnification as short, pale raphide cells along the minor veins. INFLORESCENCES (Post-Anthesis), 1 per axil; peduncle 10.5 cm long, 1 cm diam.; spathe to 15.7 cm long, to 7 cm wide when flat, weakly constricted above the tube, green throughout; spathe blade green inside with prominent striations from lower 1.5 cm to 9 cm up from base; spathe tube tinged red outside, red inside; fertile staminate portion to 5.5 cm long, 9 mm diam.; spadix with pistils 1.5--3 cm diam., drying light brown, sparsely granular on the sides; ovary 3--5-locular; ovules with 1 per locule, style similar to style type E; style funnel 0.5--0.7 mm, distinctly raised above the surface. INFRUCTESCENCE 10 cm long, 2.7 cm diam. in lower 1/3, prominently tapered toward apex to 1.3 cm diam. at apex; berries whitish; seeds oblong-elliptic, tan, smooth, 1.3--1.9 mm long.


Premontane wet forest.


Known only from the Panamanian type specimen, from Darién Province near El Real along the Río Pirre .

Distribution Map

  • Native distribution
Found in
  • Southern America Central America Panamá


  • 1 Govaerts, R. & Frodin, D.G. (2002). World Checklist and Bibliography of Araceae (and Acoraceae): 1-560. The Board of Trustees of the Royal Botanic Gardens, Kew.
  • 2 Croat, T.Bernard A revision of Philodendron subgenus Philodendron (Araceae) for Mexico and Central America Ann. Missouri Bot. Gard. 84, (1997).

 Information From

CATE Araceae
Haigh, A., Clark, B., Reynolds, L., Mayo, S.J., Croat, T.B., Lay, L., Boyce, P.C., Mora, M., Bogner, J., Sellaro, M., Wong, S.Y., Kostelac, C., Grayum, M.H., Keating, R.C., Ruckert, G., Naylor, M.F. and Hay, A., CATE Araceae, 14 Dec 2011 . 17 Dec 2011.
  • A All Rights Reserved
eMonocot. (2010, 1st November). Retrieved Wednesday, 8th February, 2012, from
  • B Content licensed under Creative Commons Attribution-NonCommercial-ShareAlike 3.0 Unported License
World Checklist of Selected Plant Families
WCSP 2014. 'World Checklist of Selected Plant Families. Facilitated by the Royal Botanic Gardens, Kew. Published on the Internet; Retrieved 2011 onwards
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